Discover Manual

16
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Electrical Specications
Nominal Voltage 51.2 V
Charge Voltage 54.4 V
Maximum Voltage 58.4 V
Minimum Voltage 44.8 V
Nominal Capacity 57 Ah
Nominal Energy 2918 Wh
Max Charge Current 57 Adc
20 Minute Discharge Current 114 Adc
Fuse
125 A Internal Fuse.
Provides backup over-
current protection
Cell Chemistry
LiFePO
4
Cell Modules 16S 15P
Self-Discharge 25°C / 77°F < 3% per month (battery
off @50% SOC)
Protection Limits
Over Temperature - Protection > 60°C/140°F for 5s
Over Temperature - Recovery < 50°C/122°F
Low Temperature - Discharge Protection < -20°C/-4°F for 5s
Low Temperature - Charge Protection < -0°C/-32°F for 5s
Over Voltage Protection
> 3.65V in any cell
module for 5s
Over Voltage Recovery <3.65 V for 120s
Under Voltage Protection
< 2.5 V in any cell module
for 5s
Under Voltage Recovery >2.5 V for 120s
Over Current Protection > 150 Adc
Over Current Recovery 120s
Mechanical Specications
Battery Model 900-0041
Battery Dimensions (HxWxD) 256 x 339 x 330 mm
Battery Weight 40 kg
Shipping Dimensions (HxWxD) 470 x 430 x 390 mm
Shipping Weight 45 kg
Terminal M8
Terminal Hardware
M8 Stainless Steel Bolt,
Flat Washer, Lock Washer
(Supplied)
Terminal Torque 9.0 Nm +/- 3
Case Material
Powder Coated Cold
Rolled Steel
Enclosure IP Rating IP 55
Charge Temperature Range 0°C/45°C (32°F/113°F)
Discharge Temperature Range -20°C/50°C (-4°F/122°F)
Pin 1 AEBus +12 V
Pin 2 AEBus +12 V
Pin 3 AEBus GND
Pin 4 AEBus CAN Low
Pin 5 AEBus CAN High
Pin 6 AEBus +5V
Pin 7 AEBus GND
Pin 8 AEBus GND
Storage Temperature Range -10°C/30°C (14°F/86°F)
Operational Specications
Battery Management System (BMS)
Field Replaceable
Integrated, with Solid State
Relay (SSR)
Cell Balancing Passive balancing when
Cell Voltage > 3.35 V
Non-Volatile Memory Yes
Lifetime Logged Data • Time
• High/low average cell
module voltage
• Balancing, Protection
and Relay State
• Battery SOC, Current,
Voltage, Temperature
• Charge Energy In/Out
Communication Ports • Isolated USB
• Isolated CAN (AEBus)
Communication Connectors USB Type Mini-B Female
RJ45 Jack x2
RJ45 AEBus
15. 14-48-3000 TECHNICAL SPECIFICATIONS
Pin 1 LED +V
Pin 2 LED GND
Pin 3 Key Switch
Pin 4 Key +
Regulatory Approvals
UN 38.3
IEC 62619 (Pending)
UL 1973 (Pending)